我们有一个 Ubuntu 10.04 LTS 服务器,LVM 运行在磁盘加密之上,它运行在由两个物理 SATA 磁盘组成的 RAID1 卷之上。配置如下所示:
_______________
|swap| / | - LVM volume for swap (10 GB)
|____|__________| - LVM volume for root (rem. space ~ 490 GB)
|______LVG0_____| - LVM group
/d0fc97a3b3e8ae5a8\ - dm-crypt encrypted partition on RAID1
______/___________________\______
|/boot| > RAID1 | > RAID1 |/boot| - 250MB /boot partition on each disk
|_____|__________|__________|_____| - remaining space on each for RAID
|______500 GB____|____500 GB______| - SATA HDD x 2
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这很好用,但是当我去模拟冷磁盘故障(关机,拔掉一个或另一个磁盘,然后通电)时,它无法提示我的启动密码并显示错误:
cryptsetup: LVM device name (dev/disk/by-UUID/[UUID …